CN212177361U

CN212177361U - Simple inflation connector

Info

Publication number: CN212177361U
Application number: CN202020453215.XU
Authority: CN
Inventors: 徐象庆; 李中和
Original assignee: Xiantong Xiangqing Taizhou Safety Equipment Co ltd
Current assignee: TAIZHOU TO CELEBRATE SAFETY PROTECTIVE EQUIPMENT CO Ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-18
Anticipated expiration: 2030-03-31

Abstract

The utility model belongs to the technical field of inflation equipment, concretely relates to simply aerify and connect, including the main part, be equipped with the air cavity in the main part, the gas outlet has been seted up to air cavity one end, and the other end is equipped with the air inlet, air inlet department is equipped with air inlet joint, and air inlet joint has inside seted up inlet channel, the inside inlet port of intercommunication air cavity and inlet channel of seting up of main part, inlet port inner is provided with the filter core, air cavity one side is equipped with discharge valve. The utility model discloses set up air inlet joint at the air inlet, during the use, install air inlet joint on the inflater, set up the direct intercommunication air cavity of inlet channel in the air inlet joint, gaseous squeezes into the equipment of treating inflating through the air cavity, and convenient rapidly, and has set up the filter core in air inlet the inner, can filter the back reentrant air cavity to gaseous row, guarantees gaseous purity.

Description

Simple inflation connector

Technical Field

The utility model belongs to the technical field of the inflation equipment, concretely relates to simply aerify and connect.

Background

When the life-saving motorboat or some gas cylinders are used, the interior of the life-saving motorboat or some gas cylinders needs to be inflated by using an inflation connector, the existing inflation connector comprises two connector parts which are respectively connected with an object to be inflated and a gas storage device, the two connector parts are mutually connected, an inflation channel is arranged in the middle, like Chinese utility model patent publication No. CN209012770U, a quick inflation connector assembly is provided, which comprises a gas cylinder connector and a gas nozzle connector, the gas cylinder connector is hermetically connected with a gas cylinder, the life-saving motorboat is characterized in that a thimble switch assembly is arranged between the gas cylinder connector and the gas nozzle connector, the thimble switch assembly comprises a thimble and a sealing valve, the thimble is fixedly connected with the gas cylinder connector, the thimble extends into the gas nozzle connector and is in threaded connection with the gas nozzle connector, a first sealing ring is arranged between the thimble and the gas nozzle connector, a first air passage is arranged in the, the sealing valve is arranged between the end part of the thimble and the second air passage. According to the technical scheme, the thimble is separated from the sealing valve by moving the thimble, so that the air passage is opened for inflation, although the structure can complete the inflation process, the structure is complex, the number of part structures is large, the requirement on process machining is high, meanwhile, a protection device or a feedback device is not arranged on the inflation joint, and for objects which are difficult to observe from the appearance whether the objects are full or not, the operator needs to judge when the objects are full completely according to experience of the operator and then stop the inflation, so that certain risks are caused in the actual use process.

Disclosure of Invention

The invention aims to provide an inflation connector with a simple structure.

The utility model provides a simple and easy inflation connects, includes the main part, is equipped with the air cavity in the main part, and the gas outlet has been seted up to air cavity one end, and the other end is equipped with the air inlet, air inlet department is equipped with air inlet joint, and air inlet joint has seted up inlet channel inside, the inside inlet port of intercommunication air cavity and inlet channel of seting up of main part, inlet port inner is provided with the filter core, air cavity one side is equipped with discharge valve.

The air cavity is further provided with a partition board formed at the position close to the air inlet, the air inlet is formed in the middle of the partition board, an installation groove is formed in the inner side of the partition board, the filter element is installed in the installation groove, and a plurality of air vents are distributed on the surface of the filter element.

Further set up as, discharge valve includes disk seat, valve block, resets and valve gap, disk seat inner seted up with the through-hole of air cavity intercommunication, the valve block lid is established on the through-hole, and the disk seat outer end is provided with the valve gap is equipped with between valve gap and the valve block reset, and the exhaust hole has been seted up to disk seat week side.

Further set up as, the shaping has the butt boss in the disk seat, and the butt boss is located the through-hole outer edge, the valve block under the effect that resets the piece butt in the butt boss.

It is further provided that the air inlet end of the air inlet passage is provided with a filter.

Further, a joint nut is arranged at the outer end of the air inlet joint.

Further set up as, the union nut includes connecting portion and bottom plate, the connecting portion cover is established on the connector admits air, bottom plate periphery cover is equipped with the hand wheel.

Further, a sealing ring is arranged at the joint between the air inlet joint and the main body.

Further, an air outlet joint is integrally or separately arranged at the air outlet, and a positioning pin is arranged between the air outlet joint and the main body.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses set up air inlet joint at the air inlet, during the use, install air inlet joint on the inflater, set up the direct intercommunication air cavity of inlet channel in the air inlet joint, gaseous squeezes into the equipment of treating inflating through the air cavity, and convenient rapidly, and has set up the filter core in air inlet the inner, can filter the back reentrant air cavity to gaseous row, guarantees gaseous purity.

The utility model discloses a design has discharge valve, discharge valve includes the disk seat, the valve block, reset piece and valve gap, the exhaust hole has been seted up to disk seat week side, reset piece is decided on the valve block, receive the elasticity influence that resets, when gaseous when not being full of, gaseous effort to the valve block is less than the elasticity that resets, discharge valve is in the closure state this moment, after waiting to aerify the object and being full of gas, if the inlet end is still admitting air, gaseous effect can be more and more big on the valve block force this moment, when being greater than elasticity as the effort, gaseous can outwards push up the valve block, because the valve block has produced the removal with the piece that resets, gaseous just can follow the exhaust hole and discharge, can produce exhaust sound in the disk seat, the operator hears this sound and can judge that gas is full of, can stop to aeri. The exhaust valve can be arranged to protect exhaust and avoid excessive inflation in an object, and can give feedback, so that the use of an actual operator is facilitated.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a partial enlarged view of FIG. 2 at B;

fig. 5 is a sectional view of the exhaust valve of the present invention when opened.

Detailed Description

The invention will be described in detail with reference to the accompanying drawings, which are shown in fig. 1-5:

as shown in fig. 1-2, an inflation joint comprises a main body 1, an air cavity 11 is arranged in the main body 1, one end of the air cavity 11 is provided with an air outlet 12, the other end of the air cavity is provided with an air inlet 13, an air inlet joint 3 is arranged at the position of the air inlet 13, an air inlet channel 31 is arranged in the air inlet joint 3, an air inlet hole 18 communicating the air cavity 11 with the air inlet channel 31 is arranged in the main body 1, and a filter element 4 is arranged at the inner end of the air. The gas in the gas storage device enters the gas inlet channel 31 through the gas inlet joint 3, then enters the gas cavity 11 of the main body 1 through the gas inlet hole 18 and the filter element, and finally enters the object to be inflated from the gas outlet to inflate the object, as shown in the arrow direction in fig. 2, the arrow direction is the flowing direction of the gas. The filter core is arranged to filter the gas and then enter the gas cavity, so that the purity of the gas is ensured.

The mounting structure of the filter element in this embodiment is: as shown in fig. 4, a partition plate 19 is formed at a position of the air cavity 11 close to the air inlet 13, the air inlet 18 is formed in the middle of the partition plate 19, a mounting groove 10 is formed in the inner side of the partition plate 19, the filter element 4 is mounted in the mounting groove 10, the filter element 4 is made by a powder metallurgy process, and a plurality of vent holes for air to permeate are distributed on the surface of the filter element 4.

In order to avoid over-saturation of inflation, an exhaust valve is further arranged on one side of the air cavity 11, as shown in fig. 2, 3 and 5, the exhaust valve comprises a valve seat 51, a valve plate 52, a reset piece 53 and a valve cover 54, the main body 1 is provided with an installation groove 15, the valve seat 51 is installed in the installation groove 15, the inner end of the valve seat 51 is provided with a through hole 55 communicated with the air cavity 11, the valve plate 52 is covered on the through hole 55, the outer end of the valve seat 51 is provided with the valve cover 54, the reset piece 53 is arranged between the valve cover 54 and the valve plate 52, and the periphery of the valve. An abutting boss 57 is formed in the valve seat 51, the abutting boss 57 is located on the outer edge of the through hole 55, and the valve plate 52 abuts against the abutting boss 57 under the action of the reset piece 53. The reset piece 53 is a spring, the valve plate 52 and the valve cover 54 are provided with connecting platforms at the inner sides, the two ends of the spring are respectively abutted against the upper connecting platform and the lower connecting platform, the gas in the gas cavity acts on the bottom of the valve plate 52, and due to the influence of the elastic force of the spring, when the gas is not filled, the acting force of the gas on the valve plate 52 is smaller than the elastic force of the spring, and at the moment, the exhaust valve is in a closed state; after the object to be inflated is filled with gas, if the gas inlet end still enters the air, the force of the gas acting on the valve plate 52 will be larger and larger until the acting force is larger than the elastic force of the spring, the valve plate 52 will be pushed outwards by the gas, the valve plate 52 will leave the abutting boss 57, and the exhaust valve is opened, and the gas is exhausted to the outside along the through hole 55 and the exhaust hole 56 (see the gas flow direction in fig. 5). At this time, the valve plate 52 and the spring move, so that the gas is discharged from the gas discharge hole 56, and the gas discharge sound is generated in the valve seat 51, and the operator can judge that the gas is full by hearing the sound, and then stop the inflation. The exhaust valve can be arranged to protect exhaust and avoid excessive inflation in an object, and can give feedback, so that the use of an actual operator is facilitated.

The air inlet end of the air inlet channel 31 in the air inlet joint 3 is provided with a filter 6, the filter can be a filter screen or other filtering devices, the air is filtered and mixed, the air flushed into an object is pure, and one end of the filter 6 is fixedly installed in the air inlet joint 3 through a nut 61. Gas is filtered through the first time of filter 6, carries out the secondary through the filter core in the main part again for the gas that enters into the gas chamber can be purer.

The outer end of the air inlet joint 3 is provided with a joint nut 7, the joint nut 7 comprises a connecting portion 71 and a bottom plate 72, the connecting portion 71 is sleeved on the air inlet joint 3, a hand wheel 73 is sleeved on the periphery of the bottom plate 72, and the hand wheel 73 is rotated to control connection between the air inlet joint 3 and the air storage device.

The sealing ring is arranged at the joint between the air inlet joint 3 and the main body 1 to enhance the sealing performance, and the sealing ring can be properly added at the end part of the air inlet joint and the like to ensure the sealing performance of the connection between the parts.

An air outlet joint 16 is integrally or separately arranged at the air outlet 12, and a positioning pin 17 is arranged between the air outlet joint 16 and the main body 1. The embodiment shown in the drawings is such that the air outlet connector 16 is integrated with the main body, i.e. one end of the main body can be used for connecting the object to be inflated for inflation, and a filtering device can be added at the position in order to ensure better purity of the air.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a simple and easy inflatable joint, includes main part (1), is equipped with air chamber (11) in main part (1), and gas outlet (12) have been seted up to air chamber (11) one end, and the other end is equipped with air inlet (13), its characterized in that: the air inlet (13) is provided with an air inlet connector (3), an air inlet channel (31) is formed in the air inlet connector (3), an air inlet hole (18) communicated with the air cavity (11) and the air inlet channel (31) is formed in the main body (1), the inner end of the air inlet hole (18) is provided with a filter element (4), and one side of the air cavity (11) is provided with an exhaust valve.

2. The plain air charging connector of claim 1, wherein: a partition plate (19) is formed at the position, close to the air inlet (13), of the air cavity (11), the air inlet (18) is formed in the middle of the partition plate (19), a mounting groove (10) is formed in the inner side of the partition plate (19), the filter element (4) is mounted in the mounting groove (10), and a plurality of vent holes are formed in the surface of the filter element (4).

3. The plain air charging connector of claim 1 or 2, wherein: the exhaust valve comprises a valve seat (51), a valve plate (52), a reset piece (53) and a valve cover (54), wherein a through hole (55) communicated with the air cavity (11) is formed in the inner end of the valve seat (51), the valve plate (52) is covered on the through hole (55), the valve cover (54) is arranged at the outer end of the valve seat (51), the reset piece (53) is arranged between the valve cover (54) and the valve plate (52), and the exhaust hole (56) is formed in the peripheral side of the valve seat (51).

4. The plain air charging connector of claim 3, wherein: an abutting boss (57) is formed in the valve seat (51), the abutting boss (57) is located on the outer edge of the through hole (55), and the valve plate (52) abuts against the abutting boss (57) under the action of the reset piece (53).

5. The plain air charging connector of claim 1, wherein: and a filter (6) is arranged at the air inlet end of the air inlet channel (31).

6. The plain air charging connector of claim 1 or 5, wherein: and a joint nut (7) is arranged at the outer end of the air inlet joint (3).

7. The plain air charging connector of claim 6, wherein: the joint nut (7) comprises a connecting part (71) and a bottom plate (72), the connecting part (71) is sleeved on the air inlet joint (3), and a hand wheel (73) is sleeved on the periphery of the bottom plate (72).

8. The simple inflation connector of claim 1, wherein: and a sealing ring is arranged at the joint between the air inlet joint (3) and the main body (1).

9. The simple inflation connector of claim 1, wherein: an air outlet joint (16) is integrally or separately arranged at the air outlet (12), and a positioning pin (17) is arranged between the air outlet joint (16) and the main body (1).